Mt. Diablo High School Alumni

Concord, California (CA)

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Mt. Diablo High School Reunions

Location: Twining Vine Estate Winery
Details: CLASS OF 1972

50+ years!

Twining Vine Estate Winery
6851 Cull Canyon Rd, Castro Valley, CA 94552
5-9 pm

DRESS: Casual
5:00 pm check-in with appetizers on the patio
6:15 pm Barbeque dinner - Chicken, Beef and Vegetarian available
No Host Bar Beer and Wine (Wine tasting also available) Dinner * DJ

$65 per person

Reconnecting with friends and classmates
Email your response to
We hope to see you there!
Michelle Hernandez Shipman
When: Saturday, September 9th, 2023 (multiple event dates, click here for full details)
Invited Classes: All Classes
Event Details
Mt. Diablo Class of ‘63 60th Class Reunion
Location: Galindo Gardens
Details: Contact Penny Rider Tingey at 805-286-5648 or Barbara Allen Gabrysiak at 925-682-2974 for information
When: Saturday, September 16th, 2023
Invited Classes: 1963
Event Details
Class of 1973. 50th Reunion
When: Saturday, September 23rd, 2023
Invited Classes: 1973
Event Details

Past Reunions:

Class of 1958 - 63 Year Reunion
Location: Concord Historical Society
Details: Catered outdoor event.
When: Undetermined
Invited Classes: 1958
Event Details
Class of '69 - 50 year Reunion
Location: Sportsmen Yacht Club
Details: We have some more details on our upcoming 50th reunion!!
Kathy Pacheco Kawaii graciously offered the use her yacht club and met the reunion group at the club.
The date has been set for April 11, 2020 !!
The place… Sportsmen Yacht Club in Antioch - which is the old Sausalito ferry (embarked there). If you need more information on the yacht club, they have a website.
The group is now scouting food possibilities, time, music and all the other “stuff” that goes with making this a huge success!! If you have any suggestions or ideas ( and don’t forget your contact information), please email Melodee Slaney ( or Becky Santos ( As we gather more information, I will update this event.
When: Saturday, April 11th, 2020 (multiple event dates, click here for full details)
Invited Classes: 1969
Event Details
Class of 1970 - 50th Reunion
Location: Concord Museum & Event Center
Details: CLASS OF 1970
SATURDAY - October 16, 2021 Noon to 6 PM
Where: Concord Museum & Event Center, 1721 Amador Ave., Concord, CA.

Casual Check-in: Noon to 1:30 PM
Food: We are contacting the caterer to confirm our change from indoor to outdoor and what that means. More later.
Outdoor area: There is plenty of room to spread out and enjoy visiting with Class of 1970 Alumni. More information on food/seating/tables to come.
Hotels: The Concord Hilton (across from The Willows shopping area) and the Crowne Plaza Concord (by the airport), are both providing discount information. It was supposed to be emailed to me last week. I'll forward as soon as I receive the info.

We are working to gather contact information on Class of 1970 alumni (address, email, etc.). Please pass this information to classmates that may not be on email or social media. Planners are Jill McKinnon Endicott, Brad Morimune, & Sandy Griffith Vinson.

Cost for the reunion is $60 per person. Please pay by September 1, 2021.
A PayPal Pool has been set up. Paste this url in your browser:
If paying by check, make payable to Sandy Vinson (reference 50th reunion) and mail to: 2973 Vessing Rd. Pleasant Hill, CA 94523.

If any questions, please private message Sandy Griffith Vinson on Facebook or email at
Updates will be emailed and posted on Facebook, Classmates and the MDHS Alumni Site.
When: Saturday, October 16th, 2021 (multiple event dates, click here for full details)
Invited Classes: 1970
Event Details
Class of '58 Reunion - 60 Year
Location: Contra Costa Country Club
Details: See our web page at
When: Saturday, September 22nd, 2018 (multiple event dates, click here for full details)
Invited Classes: 1958
Event Details
Save this date ! MESSAGE
Location: The new Concord Museum and Event Center
Invitations with more info later.
When: Saturday, September 23rd, 2017
Invited Classes: 1957
Event Details
Class of 1976 Reunion
Location: Fratellanza Club
Details: Go to the Eventbrite site for more details and tickets or e-mail or call (925) 849-2559
or make check or money order payable to Diane Williams and mail to:
Post Office Box 1652
Benicia, CA 94510
Indicate on your check or money order that this is for the 40-year reunion, your name in school, and whether you would prefer roasted chicken or eggplant parmigiana (vegetarian). We need to know you are coming no later than 5 pm on July 22nd as we have to give final numbers to the club so please contact us right away!
When: Saturday, July 30th, 2016 (multiple event dates, click here for full details)
Invited Classes: 1976
Event Details
5th Annual All Alumni Picnic Sponsered by Class of 1964
Location: Hillcrest Community Park
Details: Asking $10.00 donation to offset cost of park Bring your own lunch and drinks. We have had lots of fun in past years where all classes can get together. 50/50 tickets Hope to see you there
When: Sunday, September 21st, 2014 (multiple event dates, click here for full details)
Invited Classes: All Classes
Event Details
Class of 2004 Reunion
Location: Pyramid Alehouse and Brewery
Details: The reunion is located in Pyramid Alehouse and Brewery in Walnut Creek, CA -but we've reserved the Garden Patio specifically for this reunion. Ticket pricing includes appretizers and unlimited beer and wine. Since spacing is limited, we will only be able to take 200 people. Spouses/Partners/Significant Others allowed to attend with purchase of a ticket.
When: Saturday, June 28th, 2014 (multiple event dates, click here for full details)
Invited Classes: 2004
Event Details
class of 2004 reunion
Details: attire is tropical, we will be having a tropical theme party,
When: Thursday, August 28th, 2014 (multiple event dates, click here for full details)
Invited Classes: 2004
Event Details
Location: LEGEND'S at Diablo Creek Golf Course

1. FRIDAY 9/19/14 6:00pm - 10pm (or longer....)
MEET N GREET @ Concord Hilton Lobby/Patio

2. SATURDAY 9/20/14 11:30 - 3 Casual walking tour of Todo Santos and Galindo home.
5:30pm - 11:00pm - Reunion Cocktails, Dinner, Dancing, Prizes and Surprises @ Legend's at Diablo Creek Golf Course (Event area in far back of Golf Course - there will be signs and directions)

3. SUNDAY 9/21/14 - 11:30am - 5:00pm
Annual Class of '64 picnic @ Hillcrest Community Park, Concord

COST: $150/couple for entire weekend; $80/single for entire weekend; $60/person dinner only, $10 Meet n Greet only.

Send RSVP/payment to: Sue Berger Bush, 2128 Randolf Ct, Antioch, CA 94509 - 925-778-3101 OR Judy Rider Bittner, 5759 Cutter Loop, Discovery Bay, CA 94505 - 925-684-7459

Blocks of rooms have been reserved (for MDHS Reunion) at the Concord Hilton - 925-827-2000 OR Concord Clarion Hotel - 925-566-8820.
When: Friday, September 19th, 2014 (multiple event dates, click here for full details)
Invited Classes: 1964
Event Details
Annual Class of '64 Meet & Greet (prior to picnic on the 21st)
Location: Ledgends @ Diablo Creek Golf Course
Details: This is our annual Meet & Greet prior to our picnic on Saturday the 21st.
This is a new location this year so make sure you make the notation that it is at Ledgends at the Diablo Creek Golf Course in Concord on Pt. Chicago Hwy.
See you at 7!
When: Friday, September 20th, 2013 (multiple event dates, click here for full details)
Invited Classes: 1964
Event Details
4th Annual Class Picnic sponsored by Class of 1964
Location: Baldwin Park
Details: Sponsored by the class of '64 we are inviting all classes to join us. This is our 4th annual picnic and we have had such great times these past years just reaquainting and sharing with our classmates. We are also going to have drawings and raffles for some cool gifts/prizes. All to build our 50th reunion fund scheduled for next year.
When: Saturday, September 21st, 2013 (multiple event dates, click here for full details)
Invited Classes: All Classes
Event Details
MDHS Class of '63s 50th Reunion
Location: Embassy Suites
Details: MDHS Class of 63s 50th reunion will be September 27-29, 2013. Please email me at for further information. If u r planning to stay at the Embassy Suites, call them at 925-934-2500 and tell them u r with the class for a discounted rate. Rates r available as long as rooms are available. More reunion information will be forthcoming. Please email me at so I can update your contact information.
Thank you.
Penny Rider Tingey.
When: Undetermined
Invited Classes: 1963
Event Details
30th Class Reunion
Location: Hilton Concord Hotel 1970 Diamond Blvd. Concord, CA 94520
Details: Come join the fun on Saturday, August 3rd, 2013. We are celebrating two 30th reunions! 1983 & 1982. Contact TPHILLIPS@RICHLEN.COM 510-672-4263
When: Saturday, August 3rd, 2013
Invited Classes: 1983
Event Details
Class of '80 Special Picnic Reunion
Location: Hillcrest Park, Oliveria Rd, Concord
Details: The Class of '80 invites you to this special picnic reunion aka "Class of '80 turns 50". We will be bbqing hamburgers and will have side dishes. Drinks (soda, water, beer) will be provided. We would like a headcount by July 1 and payment by July 7. Cost: $25.00/person; kids are free. If you are a "MAYBE" you can pay on the day of. If you are definite "YES", please email me and I will give you my address to send your payment and I will send you a receipt of proof of payment.
When: Saturday, July 14th, 2012
Invited Classes: 1979, 1980, 1981
Event Details
3rd Annual Reunion Picnic
Location: Baldwin Park - Bonifacio St - Concord, CA
Details: 3rd Annual Picnic! Open to all MDHS Alumni, but sponsored by MDHS Class of '64 50th Reunion Committee. Bring your pincnic lunch and a chair and join us for another afternoon or just reacquaintiing and friendship. See you Sept 22, 2012.
When: Saturday, September 22nd, 2012
Invited Classes: 1964
Event Details
Alumni reuion picnic
Location: Baldwin Park, - Bonifacio St - Concord, CA
Details: 3 annual class picnic (Class of '64) ! This is our 3rd annyual "Class of '64 picnic leading up to our 50th Reunion! AND since we have such a great time, we are encouraging all MDHS alumni to join us. So bring your picnic lunch, chairs and let's get reacquainted!!! See you in September!
When: Saturday, September 22nd, 2012
Invited Classes: All Classes
Event Details
Mt Diablo High Class of '57 55year REUNION !
Location: Diablo Creek Golf Course Pavilion, Concord - Tri-tip and Chicken BBQ Buffet @ 2:00PM - Tickets $40.00 per person now till June 22. - After June 22 tickets will be $45.00 per person - Ticket deadline: August 22, 2012
Details: Fliers will be mailed to everyone who was on the 50 year reunion mailing list Feb 2012. Contact Barbara Grice Sousa for more information: 925-944-9160
When: Saturday, September 22nd, 2012
Invited Classes: 1957
Event Details
1961 50 year reunion
Location: Crown Plaza Hotel
Details: Sept.16th- 3:30 pm Mt Diablo High School quad for tour of campus. Then gather at the Serendipity Cafe where students enrolled in the hospitality academy will provide appetizers. Cost-$12.00 per person. Sept.17th. Gather at the Galindo House from 4:00 to 6:00pm for tour of Ruth Galindo house and light appetizers. Galindo House and dinner at Crown Plaza Hotel starting at 6:30 pm is $65.00 per person.
When: Saturday, September 17th, 2011
Invited Classes: 1961
Event Details
2nd Annual meet & greet and picnic
Location: Friday Sept 30 cocktails and meet and greet at the Concord Hilton Lobby Bar.Saturday Oct 1 bring your own picnic to Baldwin Park, Concord. Really informal and casual. There will be BBQ pit available so if you want to BBQ make sure you bring your coals a
Details: NOTE: We are asking for $10 donations to offset the cost of the park and build "coffers" for the 50th reunion.
When: Saturday, October 1st, 2011
Invited Classes: 1964
Event Details
MDHS Class of 1970 - 40th Class Reunion
Location: Renaissance Club Sport - 2805 Jones Road - Walnut Creek, CA 94597 - (across from Pleasant Hill BART)
Details: Hawaiian Barbeque Buffet Dinner Casual attire - (note buffet theme!) flyer will be attached soon.
When: Saturday, May 1st, 2010
Invited Classes: 1970
Event Details
40th reunion
Location: In Concord
Details: Linda and Dennis are starting to formulate plans for the class of '60. The date above is not the actual date, it was just entered so we could post this item. The same goes for the price. These will be entered as soon as we have the information.
When: Sunday, August 1st, 2010
Invited Classes: 1960
Event Details

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2. Invite graduating class(es).
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